Specifications: Light Source: Red laser diode Keyboard Layout: About 19MM tilt, QWERTY keyboard layout Keyboard Dimensions: 3.94*9.45in (100*240mm) Keyboard Position: 3.94in (100mm) distance from the transmitter bottom Projection Plane: Non-reflective, opaque surface Recognitionrate: 350 words/minute Operating Surface: Any flat solid surface Working Environment: 0 ~ 35 ° C / 90% RH Storage Environment: -5 ~ 35 ° C / ~ 90% RH Size: 1.50*2.95*0.71in (38*75*18mm) NW: 64g External power supply: USB power / 5V 1A Battery Capacity: Lithium polymer rechargeable battery, 1000mAH (MAX) @ 3.7V Battery Working Time: 200 minutes Battery Recharge Time: 120 minutes USB Interface: USB 1.1 & 2.0, USB HID Ver. 1.0 Bluetooth: v3.0 (class 2), HID Profile Ver. 1.0 Frequency Range: 2402-2480MHz Modulation: GFSK Package included: 1x Laser Projection keyboard 1x USB cable 1x User manual 1x Microfiber Cleaning Cloth (as a gift)
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